1549
1549 is the year the first Book of Common Prayer was issued.
- Odd
- Prime
Where 1549 fits
Why 1549 is special
It put the liturgy into English and provoked armed rebellion in Cornwall and Devon, where many spoke Cornish and found English no more comprehensible than Latin.
Same number, different meanings
How 1549 is understood across different contexts — never implying one meaning because of another.
- Mathematics
It put the liturgy into English and provoked armed rebellion in Cornwall and Devon, where many spoke Cornish and found English no more comprehensible than Latin.
- History
In 1549, the first Book of Common Prayer was introduced, shaping English liturgical language (England).
- Religion & belief
The 1549 Prayer Book was resisted in Cornwall precisely because English was as foreign there as Latin. Making worship comprehensible depends on which vernacular is chosen.
1549 is part of
Factors & digit properties
- Divisors (2)
- 1, 1549
- Prime factorisation
- 1549
- Digit sum
- 19
- Digital root
- 1
Representations
- Decimal
- 1549
- Scientific notation
- 1.549 × 10^3
Roman numerals
M D X L I X
MDXLIX uses the subtractive pair IX: one before ten — ten minus one.
Binary
1 1 0 0 0 0 0 1 1 0 1
1 × 1,024 + 1 × 512 + 0 × 256 + 0 × 128 + 0 × 64 + 0 × 32 + 0 × 16 + 1 × 8 + 1 × 4 + 0 × 2 + 1 × 1 = 1,549
Octal
3 0 1 5
3 × 512 + 0 × 64 + 1 × 8 + 5 × 1 = 1,549
Hexadecimal
6 0 d
6 × 256 + 0 × 16 + d × 1 = 1,549
Read as powers of two: 1,024 + 512 + 8 + 4 + 1 = 1,549.
In historical numeral systems
Egyptian
1 lotus, 5 coils of rope, 4 hobbles, 9 strokes
1 × 1,000 + 5 × 100 + 4 × 10 + 9 × 1 = 1,549. The signs are simply repeated and added; where they sit on the line is a matter of layout, not value.
Babylonian
2 corner wedges + 5 vertical wedges (sixties place), 4 corner wedges + 9 vertical wedges (units place)
25 × 60 + 49 = 1549. Places are separated by a space on the tablet, with the higher place written first.
Systems that simply cannot reach this value are left out. Where a script needs a font most readers do not have, the reading is given instead of the glyphs — see number systems for each system in full.
Other mathematical patterns
- Deficient number
Related numbers & connections
1549 is a year in the 16th century, in the 1540s.
The first Book of Common Prayer of 1549 was replaced in 1552 by a sharply more Protestant revision that lasted eight months before Catholic rites were restored.
View 1552 →History
In 1549, the first Book of Common Prayer was introduced, shaping English liturgical language (England).
DocumentedHistoryGeography: EnglandPeriod: 1549
Religion & belief
The 1549 Prayer Book was resisted in Cornwall precisely because English was as foreign there as Latin. Making worship comprehensible depends on which vernacular is chosen.
DocumentedReligion & beliefGeography: EnglandPeriod: 1549
Common questions
Is 1549 a prime number?
Yes, 1549 is prime — it has exactly two positive divisors: 1 and itself.
What are the factors of 1549?
The factors of 1549 are 1, 1549.
What is 1549 in Roman numerals?
1549 in Roman numerals is MDXLIX. IX is subtractive: one before ten — ten minus one. Written additively it would be MDXXXXVIIII, which Roman inscriptions used freely — the strict subtractive form is a later convention.
About this page's data
Mathematical facts:computed directly from the number's value — nothing to source or verify externally.
Contextual records: 2 reviewer-confirmed records, sourced and reviewed before publication.
Last reviewed: 15 July 2026